4.73 The beam consists of two bars connected by a pin at B. Neglecting the weight of the beam, compute the support reactions at A. -1.8 m- B 1.2 m- Fig. P4.73 3 kN/m
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- Prob 4.73 The beam consists of two bars connected by a pin at B. Neglecting the weight of the beam, compute the support reactions at A. A 1.8 m- B -1.2 m Fig. P4-73 3 kN/mStatics do 2.12 One end of a timber roof truss is supported on a brick wall but not securely fastened. The reaction of the brick wall can therefore be only vertical. Assuming that the maximum capacity of either the inclined or horizontal member is 7 kN, determine the maximum magnitudes of F₁ and F₂ so that their resultant is vertical through the brick wall. previous section y forced acting. 25° BRICK WALL F₂ F₁ X 41Solve the support reaction at B. 16 k 2 k/ft 8 k 3 k/ft F 12 ft8 ft--- 9 ft- 12 ft-+9 ft- 3 ft 4 ft 3 ft O 42.67kips upward O42.67kips downward 0 34.67kips downward O 34.67kips upward
- 12. Find the reactions and the internal force at a point 1 m left of support D. 5 kN/m A 2 m mIn the beam loaded as shown in the figure 1. Find the reaction at the left support. a. 30kN b. 40 kN c. 50 kN d. 60 kN 2. Find the moment at the right support a. 130kNm b. 140 kNm c. 190kNm d. 160 kNm 3. Find the maximum positive beam moment a. 22.5kNm b. 32.5kNm c. 33.56kNm d. 45.5kNmQ1 a: Calculate the reactions at the supports A and E. b: Draw the shear force diagram. c: Draw the bending moment diagram. d: Draw the deflected shape. 200 kNm 100 kN 50 kN/m F D E 3 m SFD (kN) BMD (kNm) Deflected shape
- 10 kN FIGURE E 8. The support reaction at B is a. 5kN Refer to Figure e. c. 10kN 0.6 m 0.6 m b. 16kN d. 8kN 9. The vertical support reaction at A is Refer to Figure e. 6 kN 0.8 m а. SkN T c. 10kN b. 16kN- d. 8KNT 60 10. The horizontal support reaction at A is Refer to Figure e. 0.4 m B а. 3kN c. 5.20kN b. 6kN + d. 2.50 kN+The beam shown in figure below carries a triangular load of 12 kN per meter at A to zero at B and a concentrated load 20 kN at C.1. Which of the following most nearly gives the reaction at B in kN?a. 38.67b. 22.53c. 17.33d. 12.542. Which of the following most nearly gives the maximum moment in kN-meter?a. 13.78b. 18.65c. 26.51d. 10.623. Which of the following most nearly gives the distance of the point of inflection from A in meters? a. 3.62 mb. 2.24 mc. 4.51 md. 1.86 m4. Determine the horizontal and vertical components of reaction at the pins A, B and D of the frame. The joint at C is fixed connected. 8 kN 8 kN 2 m 2m 2m 3 kN/m 4 m D. 11111
- PROBLEM 3 a.) Determine the reactions at A and D of the beam shown. 1500 N/m 6M 4500 N/m B b.) Determine the reactions at A and B if the support at D is changed to a fixed support and there is no support at A.Problem 2 Solve the reactions for the frame and draw the shear & moment diagram for each member. 22 kN/m А |1.8 m D 67 kN 5.4 m 1.8 m F E 37 kN/m, 3.6 m 1.8 m Calculate the following: 6. Reaction at E. 7. Reaction at F. B.5m B 70 kN 5 m 5 m